//
//  WDCallBackModel.m
//  WDPolymerizeSDK
//
//  Created by little People on 2023/6/13.
//

#import "WDCallBackModel.h"

@implementation WDCallBackModel
static WDCallBackModel *_CallBackModel = nil;
+ (instancetype)shareCallBackModel
{
    static dispatch_once_t onceToken;
    dispatch_once(&onceToken, ^{
        _CallBackModel = [[self alloc] init];
        
    });
    return _CallBackModel;
}
@end
